<!--
 * @Author: st 2946594574@qq.com
 * @Date: 2024-03-04 10:55:05
 * @LastEditors: yangiiiiii 14122140+yangiiiiiii@user.noreply.gitee.com
 * @LastEditTime: 2024-05-16 15:13:43
 * @FilePath: \com-project\src\views\login\index.vue
 * @Description: 这是默认设置,请设置`customMade`, 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
-->
<template>
  <div class="login-container">
    <el-form
      ref="loginForm"
      :model="loginForm"
      :rules="loginRules"
      class="login-form"
      auto-complete="on"
      label-position="left"
    >
      <div class="title-container">
        <h3 class="title">登录</h3>
      </div>

      <el-form-item prop="username">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input
          ref="username"
          v-model="loginForm.username"
          placeholder="用户名"
          name="username"
          type="text"
          tabindex="1"
          auto-complete="on"
        />
      </el-form-item>

      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input
          :key="passwordType"
          ref="password"
          v-model="loginForm.password"
          :type="passwordType"
          placeholder="密码"
          name="password"
          tabindex="2"
          auto-complete="on"
        />
        <span class="show-pwd" @click="showPwd">
          <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
        </span>
      </el-form-item>

      <div style="display: flex">
        <el-form-item prop="code">
          <span class="svg-container">
            <svg-icon icon-class="code" />
          </span>
          <el-input
            ref="codeInput"
            v-model="loginForm.code"
            style="width: 300px"
            placeholder="验证码"
            name="code"
            type="text"
            tabindex="3"
            auto-complete="off"
            @keyup.enter.native="handleLogin"
          />
        </el-form-item>
        <img
          ref="captchaImg"
          src="/api/auths/captcha"
          style="margin-left: 20px; height: 47px"
          alt=""
          @click="getVerify"
        >
      </div>
      <div
        v-if="enableRegister"
        style="
          display: flex;
          align-items: center;
          justify-content: flex-end;
          margin-bottom: 20px;
        "
      >
        <router-link style="color: #66b1ff" to="/register"> 立即注册 </router-link>
      </div>
      <el-form-item>
        <el-button
          :loading="loading"
          type="primary"
          style="width: 100%"
          @click.native.prevent="handleLogin"
        >登录</el-button>
      </el-form-item>

    </el-form>
        <!-- 添加备案信息 -->
        <div v-if="icpNumber" class="icp-info">
      <a :href="icpLink" target="_blank">{{ icpNumber }}</a>
    </div>
  </div>
</template>

<script>
import { validUsername } from '@/utils/validate'
import { getTokenInfo } from '@/utils/jwtUtils'
import { verifyCode } from '@/api/user'
import { Message } from 'element-ui'
import { Encrypt } from '@/utils/Secret'
export default {
  name: 'Login',
  data() {
    const validateUsername = (rule, value, callback) => {
      if (!validUsername(value)) {
        callback(new Error('请输入正确的用户名'))
      } else {
        callback()
      }
    }
    const validatePassword = (rule, value, callback) => {
      if (value.length < 6) {
        callback(new Error('密码不能少于6位'))
      } else {
        callback()
      }
    }
    return {
      loginForm: {
        username: '',
        password: '',
        code: ''
      },
      enableRegister: process.env.VUE_APP_ENABLE_REGISTER === 'true',
      icpNumber: process.env.VUE_APP_ICP_NUMBER,
      icpLink: process.env.VUE_APP_ICP_LINK,
      loginRules: {
        username: [{ required: true, trigger: 'blur', validator: validateUsername }],
        password: [{ required: true, trigger: 'blur', validator: validatePassword }],
        code: [{ required: true, trigger: 'blur', message: '请输入验证码' }]
      },
      loading: false,
      passwordType: 'password'
      // redirect: undefined,
    }
  },
  computed: {
    redirect() {
      return this.$route.query.redirect || '/index' // 如果没有 redirect 参数，默认跳转到首页
    }
  },
  // watch: {
  //   $route: {
  //     handler: function (route) {
  //       this.redirect = route.query && route.query.redirect;
  //     },
  //     immediate: true,
  //   },
  // },
  created() {
    // this.getEmail()
  },
  mounted() {
    // 页面加载完成后自动聚焦到用户名输入框
    this.$nextTick(() => {
      this.$refs.username.focus()
    })
  },
  methods: {
    getVerify() {
      this.$refs.captchaImg.src = `/api/auths/captcha?${Math.random()}`
      // obj.src = "/api/auths/captcha?" + Math.random();
    },

    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    handleLogin() {
      verifyCode(this.loginForm.code).then((res) => {
        if (res.code) {
          this.$refs.loginForm.validate((valid) => {
            if (valid) {
              this.loading = true
              const loginData = {
                username: this.loginForm.username,
                password: Encrypt(this.loginForm.password)
              }
              this.$store
                .dispatch('user/login', loginData)
                .then(() => {
                  this.$store.commit('menu/CLOSE_SIDEBAR')
                  const userInfo = getTokenInfo()
                  this.$store.dispatch('loginUser', { id: userInfo.id })
                  this.$router.push(this.redirect || '/index')

                  this.loading = false
                })
                .catch((error) => {
                  this.getVerify()
                  Message.error(error.msg)
                  this.loading = false
                })
            } else {
              return false
            }
          })
        } else {
          this.loginForm.code = '' // 清空验证码输入框
          this.getVerify()
          this.$message({
            type: 'info',
            message: res.msg
          })
        }
      })
    }
  }
}
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg: #283443;
$light_gray: #fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}

/* reset element-ui css */
.login-container {
    .el-input {
      display: inline-block;
      height: 47px;
      width: 85%;
      input {
        background: transparent;
        border: 0px;
        -webkit-appearance: none;
        border-radius: 0px;
        padding: 12px 5px 12px 15px;
        color: $light_gray;
        height: 47px;
        caret-color: $cursor;
        &:-webkit-autofill {
          box-shadow: 0 0 0px 1000px $bg inset !important;
          -webkit-text-fill-color: $cursor !important;
        }
      }
    }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;

.login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  overflow: hidden;

  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
  .but {
    width: 220px;
    height: 39px;
    color: #fff;
    background-color: #409eff;
    border-color: #409eff;
    /* border: 1px solid; */
    padding: 12px 20px;
    font-size: 14px;
    border-radius: 4px;
    font-weight: 500;
    text-align: center;
    font-family: sans-serif;
    padding-top: 10px;
  }
  .icp-info {
    position: absolute;
    bottom: 20px;
    width: 100%;
    text-align: center;
    
    a {
      color: $dark_gray;
      font-size: 12px;
      text-decoration: none;
      
      &:hover {
        color: $light_gray;
        text-decoration: underline;
      }
    }
  }
}
</style>
